Patent US2445235A successfully refreshed from Google Patents.
US2445235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft with blast or like tube and closure therefor
Assignee: Individual
•
Filing: 1944-02-15
•
Granted: 1948-07-13
•
Expires: 1964-02-15
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:04
CPC Classifications
F; F41; F41A; F41A27/00; F41A27/06; F41A27/08; F41A27/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1186023A
Cited
US1747563A
Cited
US1744889A
Cited
US1962390A
Cited
GB464691A
Cited
FR804838A
Cited
US2152053A
Cited
US2271700A
Cited
GB537234A
Cited
US2332419A
Cited
US2373088A
Cited
US2335090A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-13 | 1952-01-12 | 1952-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-13 | 1956-01-12 | 1956-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-13 | 1960-01-12 | 1960-07-13 | $7700.00 | Window Closed / Lapsed |